4135601 has 4 divisors (see below), whose sum is σ = 4247412. Its totient is φ = 4023792.

The previous prime is 4135591. The next prime is 4135609. The reversal of 4135601 is 1065314.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2310400 + 1825201 = 1520^2 + 1351^2 .

It is a cyclic number.

It is not a de Polignac number, because 4135601 - 2¹⁴ = 4119217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4135609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55850 + ... + 55923.

It is an arithmetic number, because the mean of its divisors is an integer number (1061853).

Almost surely, 2^4135601 is an apocalyptic number.

It is an amenable number.

4135601 is a deficient number, since it is larger than the sum of its proper divisors (111811).

4135601 is a wasteful number, since it uses less digits than its factorization.

4135601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111810.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 4135601 is about 2033.6177123540. The cubic root of 4135601 is about 160.5139851234.

The spelling of 4135601 in words is "four million, one hundred thirty-five thousand, six hundred one".